Error code reference

Samsung Washer Error Code Hot&Medium LED Flash

Temperature Sensor Code - washing heater sensor in the tub has an error (contact error or temperature sensor fault), connector connected incorrectly or disconnected, or overheating detected (100-150°C) when water level sensor operates without water.

SourceSamsung Top-Load Washer - Service Manual: WA40J3000A Seriesp. 20, 25

Samsung codes Samsung washer codes

Diagnostic procedure

The full Hot&Medium LED Flash procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview

First diagnostic step

Check whether Thermistor is inserted and not damaged; check wire disconnection; measure resistance at Pin #3 and #9 of CN10 (approx. 47kΩ at 25°C).

SourceSamsung Top-Load Washer - Service Manual: WA40J3000A Seriesp. 20, 25

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More steps, wiring diagram references, and verified part numbers

Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.

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Where this code is documented

3 manuals in the MyPros+ library document this code for Samsung washer.

Models covered by the manuals that document this code

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The full Hot&Medium LED Flash procedure

Where this code is documented

Models covered by the manuals that document this code

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